Bronze Age teeth reveal betel nut use
Ancient teeth show betel nuts used as stimulants 4,000 years ago.
Topic
Biology
A collection of 215 issues
Scientists uncover dozens of genetic traits that depend on which parent you inherit them from.
A new study in Nature reveals that some genetic traits are shaped by which parent you inherit them from, identifying over 30 such instances.
New Algorithm Compares 3D Faces Faster Using "Average Face"
New algorithm uses average face to compare 3D faces fast.
Humpback Whales' Unique Flippers Enable Precision Feeding
Humpback whales' unique flippers enable tight, high-speed bubble-net feeding maneuvers.
High-intensity exercise boosts spatial memory better than moderate workouts
High-intensity exercise improves spatial memory more than moderate workouts, a study finds.
Dopamine boosts both fast and slow learning
Dopamine enhances both fast and slow learning processes, new research shows.
Chicken peptide cracks fungal superbug defenses
Scientists find how a chicken peptide weakens deadly fungal cell walls, offering hope against drug-resistant infections.
Seabirds' Frequent Pooping Habits Surprise Scientists
Streaked Shearwaters poop every 4 to 10 minutes, losing 5% of their body mass hourly, a new study finds.
New CRISPR method reactivates silenced genes
New CRISPR technique removes methyl groups to switch genes back on, confirming methylation's role in gene silencing.
Study uncovers mechanism behind early smell loss in Alzheimer's
Research in mice reveals how Alzheimer's may cause early smell loss, pointing to potential early detection methods.